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-rw-r--r--sound/usb/usbaudio.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 69fa81150f36..57b5dcf211d4 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -153,6 +153,8 @@ extern bool snd_usb_skip_validation;
* Add a delay of 1-2ms at each control message handling
* QUIRK_FLAG_CTL_MSG_DELAY_5M:
* Add a delay of 5-6ms at each control message handling
+ * QUIRK_FLAG_IFACE_DELAY:
+ * Add a delay of 50ms at each interface setup
*/
#define QUIRK_FLAG_GET_SAMPLE_RATE (1U << 0)
@@ -166,5 +168,6 @@ extern bool snd_usb_skip_validation;
#define QUIRK_FLAG_CTL_MSG_DELAY (1U << 8)
#define QUIRK_FLAG_CTL_MSG_DELAY_1M (1U << 9)
#define QUIRK_FLAG_CTL_MSG_DELAY_5M (1U << 10)
+#define QUIRK_FLAG_IFACE_DELAY (1U << 11)
#endif /* __USBAUDIO_H */